<template>
    <div>
        <div id="slider" class="mui-slider">
            <div id="sliderSegmentedControl" class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted">
                <div class="mui-scroll">
                    <a @click="changeCate(item.id)" v-for="item in cates"  :key="item.id" :class="['mui-control-item',item.id==0?'mui-active':'']" href="#item1mobile" data-wid="tab-top-subpage-1.html">
                        {{item.title}}
                    </a>
                   
                </div>
            </div>
        </div>

        <!-- 图片列表 -->

        <ul class="photo-list">
            <router-link tag="li" :to="'/home/photoinfo/'+item.id" v-for="item in lists" :key="item.id">
                <img v-lazy="item.img_url">
                <div class="info">
                    <h1 class="info-title">{{item.title}}</h1>
                    <div class="info-body">{{item.zhaiyao}}</div>
                </div>
            </router-link>
        </ul>

    </div>
</template>
<script>

// 1. 导入 mui 的js文件
import mui from "../../lib/mui/js/mui.min.js";

import Vue from 'vue';
import Mint from 'mint-ui';
Vue.use(Mint);
export default{
    data(){
        return {
            cates:[],
            lists:[]
        }
    },
    methods:{
        getCate(){
            this.$http.get(`api/getimgcategory`).then((res)=>{
                if(res.body.status==0){
                    console.log(res.body.message);
                    this.cates=res.body.message
                    this.cates.unshift({
                        id:0,
                        title:'全部'
                    });
                }
            });
        },
        getPhotoLists(id){
            this.$http.get(`api/getimages/${id}`).then((res)=>{
                console.log(res.body);
                if(res.body.status==0){
                    this.lists=res.body.message;
                }
            });
        },
        changeCate(id){
            this.getPhotoLists(id);
        }
    },
    created(){
        this.getCate();
        this.getPhotoLists(0);
    },
    mounted(){
        //初始化mui滑块控件
        mui('.mui-scroll-wrapper').scroll({
            //flick 减速系数，系数越大，滚动速度越慢，滚动距离越小，默认值0.0006
            deceleration: 0.0005 
        });
    }
}
</script>
<style scoped lang="scss">
* {
  touch-action: pan-y;
}
.photo-list {
  list-style: none;
  margin: 0;
  padding: 10px;
  padding-bottom: 0;
  li {
    background-color: #ccc;
    text-align: center;
    margin-bottom: 10px;
    box-shadow: 0 0 9px #999;
    position: relative;
    img {
      width: 100%;
      vertical-align: middle;
    }
    img[lazy="loading"] {
      width: 40px;
      height: 300px;
      margin: auto;
    }

    .info {
      color: white;
      text-align: left;
      position: absolute;
      bottom: 0;
      background-color: rgba(0, 0, 0, 0.4);
      max-height: 84px;
      .info-title {
        font-size: 14px;
      }
      .info-body {
        font-size: 13px;
      }
    }
  }
}
</style>